A randomized 25 question test from a pool of 761 questions, good luck!
Which answer below is best described as the RS-232 standard for voltage range to receive a "Space"?
There are numerous threats to the security of a DCS. Which of the security measures below controls and supervises network traffic?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a coil to the slave device?
Which of the terms below can be best described as a standard set of command codes that every HART compatible device has to have?
Voltage to voltage converters are best defined as which of the answers below?
The addition of BCC to the message frame increases the efficiency of detecting errors in transmissions. which one of the error check systems based on a mathematical expression and is available to be used on data frames too large for any other method of error checking?
In the process conditions model, there are transition points between the stages of operating conditions. Which of the answers below is the transition point between the target and normal conditions?
In the unbalanced signal transmission system, which answer best represents the number 3?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "H"?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to request the content of the slaves holding registers # 40108?
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best used where discrete data needs to be provided, but a simple colour change will suffice?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that can have 8, 16, or 32 inputs powered by 24Vdc, or 120Vac??
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a series of 10 coils to the slave device?
DCS commonly is considered a computerised control system for a plant that has central operator supervisory control. Which of the terms below is best described as controllers and operator stations that are separated physically from the central control system?
The wired Ethernet transmission standards are defined by the OSI model layers. Which of the answers below is one of those defining layers?
Which of the answers below best describes the transmission mode of data between two DCE devices?
Ethernet network components provide several ISO layers of transmission control. Which of the network components below has transmission controls only on the ISO physical layer?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "C"?
Model based network devices are at the user level of Ethernet/IP. Information of a devices type and classification would be contained in which of the text files below?
The limits of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the indication of a parameters value being set by an operator?
A DCS collects a lot of data during the course of operating. Which of the terms below would best describe the database that contains all the data required to create a trend in the process?
There are several layers in the DCS architecture. Which of the levels below would have direct control over the ESD system?
There are several different ways to let an operator know about an alarm in any HMI. Which of the answers below would best be described as a vibrations given off by a device?
In Modbus, data is read, and written in various memory ranges. Which of the answers below best represents the data type that a coils would use?
Choose the best answer that represents the bit rate of a 14400 baud rate.